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How to ignore xargs commands if stdin input is empty?
...aris 10). The versions in other unixes may just ignore an empty list (e.g. AIX).
– arielCo
Jul 21 '14 at 18:48
4
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构建高并发高可用的电商平台架构实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...的满足随机查询操作IO要求，分为数据页和二级索引页，修改二级索引页面涉及到随机操作，为了提高写入时的性能，采用insert buffer做顺序的写入，再由后台线程以一定频率将多个插入合并到二级索引页面。为了保证数据库的一...
服务器保持大量TIME_WAIT和CLOSE_WAIT的解决方法 - C/C++ - 清泛网 - 专注C/C++及内核技术
...AIT的资源。
下面来看一下我们网管对/etc/sysctl.conf文件的修改：
#对于一个新建连接，内核要发送多少个 SYN 连接请求才决定放弃,不应该大于255，默认值是5，对应于180秒左右时间
net.ipv4.tcp_syn_retries=2
#net.ipv4.tcp_synack_retries=2
...
Remove elements from collection while iterating
...
@aix I think it is worth mentioning the the remove method of the Iterator interface is marked as optional in Javadocs, which means that there could be Iterator implementations that may throw UnsupportedOperationException. As s...
How do I sort unicode strings alphabetically in Python?
...rg/reports/tr10 and here (locale collation): chm.tu-dresden.de/edv/manuals/aix/files/aixfiles/LC_COLLATE.htm
– Rafał Dowgird
Feb 14 '11 at 22:21
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Why can't Python find shared objects that are in directories in sys.path?
... available on HP-UX but as the
environment variable SHLIB_PATH, and
on AIX this functionality is through
the variable LIBPATH (with the same
syntax, a colon-separated list).
Update: to set LD_LIBRARY_PATH, use one of the following, ideally in your ~/.bashrc
or equivalent file:
export LD_...
Unix shell script to truncate a large file
...
trunc filename
works on AIX flavor of UNIX
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In Unix, can I run 'make' in a directory without cd'ing to that directory first?
... you want, but the -C option won't work on Solaris 10 (/usr/ccs/bin/make), AIX (/usr/bin/make), or HP-UX 11.23 (/usr/bin/make). Still, 1 out of 4 isn't too bad.
– Jonathan Leffler
Jan 24 '09 at 4:17
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C++ Lock-free Hazard Pointer（冒险指针） - C/C++ - 清泛网 - 专注C/C++及内核技术
...较大的开销。引用计数则相对好一些，但每次读取都需要修改引用计数，高并发场景下这样的原子操作也会成为性能瓶颈，毕竟原子加对应的 CPU 指令 lock add 也可以看成是微型锁。
Linux 内核中提供了 RCU 方法，笔者目前对此还...
How to generate a core dump in Linux on a segmentation fault?
...n fault and shells out to a debugger (this is the original code used under AIX) and prints the stack trace up to the point of a segmentation fault. You will need to change the sprintf variable to use gdb in the case of Linux.
#include <stdio.h>
#include <signal.h>
#include <stdlib.h&...